20207151

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:594

約数の個数: 28

約数和(自身を含む): 30927528

約数和(自身を除く): 10720377

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 523, 729, 1431, 1569, 4293, 4707, 12879, 14121, 27719, 38637, 42363, 83157, 127089, 249471, 381267, 748413, 2245239, 6735717, 20207151]

約数ペア:

[(1, 20207151), (3, 6735717), (9, 2245239), (27, 748413), (53, 381267), (81, 249471), (159, 127089), (243, 83157), (477, 42363), (523, 38637), (729, 27719), (1431, 14121), (1569, 12879), (4293, 4707)]